5 Questions
What is the function of the Orbicularis Oculi muscle?
The Orbicularis Oculi muscle is responsible for the elevation of the eyebrows, expression of surprise, and elevation of the eyelids, resulting in a starring look.
What is the nerve supply of the Orbicularis Oculi muscle?
The nerve supply of the Orbicularis Oculi muscle is from the posterior auricular branch of the facial nerve and the temporal branch of the facial nerve.
What is the clinical significance of cutting the aponeurosis in a deep wound of the scalp?
Cutting the aponeurosis in a deep wound of the scalp will lead to wound gapping, which requires sutures, due to the traction of the aponeurosis.
What is the significance of the loose areolar connective tissue layer in the scalp?
The loose areolar connective tissue layer in the scalp is continuous with the connective tissue of the upper eyelids, and a hematoma in this layer can cause a 'black eye'.
What is the clinical significance of a subperiosteal hemorrhage (cephalic hematoma) in the scalp?
A subperiosteal hemorrhage (cephalic hematoma) in the scalp takes the shape of the underlying bone due to the confinement of the periosteum (pericranium) to each bone.
Explore the anatomy of the scalp extension, including its layers and clinical significance. Learn about the connective tissue and its relationship to the surrounding layers.
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